Thanks for the reminder GD.Also worth considering if you are in regular contact with small children,Whooping cough is on the increase,it's been discovered that immunisation many years ago,has now ceased to protect.A much more serious illness for an adult!

True, silverhair, we have a queue at my doctor.
They only take 12 patients each day because the doctor must be present when the shots are given.
Apparently, some people have suffered from Anaphylactic shock in the past.

The devil whispered, “You cannot withstand the storm“ and I replied: “I am the storm!”.....Unknown.